Offset
The time difference between Ottawa and Mexico City is 2 hours.
Ottawa (EDT) is ahead of Mexico City (CST).
EDT: UTC-4
CST: UTC-6
Ottawa is currently observing daylight saving time; Mexico City is not.
When to schedule
Business-hours overlap: 11 AM–5 PM in Ottawa (9 AM–3 PM in Mexico City).
Both teams are in working hours during this window on weekdays.
Suggested time: 2:00 PM Ottawa (12:00 PM Mexico City).
This window may shift by an hour during daylight saving time.
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
Canada
- New Year's DayThu, Jan 1
- Good FridayFri, Apr 3
- Victoria DayMon, May 18
- Canada DayWed, Jul 1
- Labour DayMon, Sep 7
- National Day for Truth and ReconciliationWed, Sep 30
- ThanksgivingMon, Oct 12
- Christmas DayFri, Dec 25
Mexico
- New Year's DayThu, Jan 1
- Constitution DayMon, Feb 2
- Benito Juárez's birthdayMon, Mar 16
- Maundy ThursdayThu, Apr 2
- Good FridayFri, Apr 3
- Labour DayFri, May 1
- Independence DayWed, Sep 16
- Revolution DayMon, Nov 16
- Christmas DayFri, Dec 25
About these zones
Ottawa uses Eastern Time (EST, or EDT). To call Canada, dial +1.
Mexico City uses Central Standard Time. To call Mexico, dial +52.
Mexico City is approximately 2,250 miles southwest of Ottawa.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Ottawa | Mexico City | Day |
|---|---|---|
| 12:00 am | 10:00 pm | -1 day |
| 1:00 am | 11:00 pm | -1 day |
| 2:00 am | 12:00 am | Same day |
| 3:00 am | 1:00 am | Same day |
| 4:00 am | 2:00 am | Same day |
| 5:00 am | 3:00 am | Same day |
| 6:00 am | 4:00 am | Same day |
| 7:00 am | 5:00 am | Same day |
| 8:00 am | 6:00 am | Same day |
| 9:00 am | 7:00 am | Same day |
| 10:00 am | 8:00 am | Same day |
| 11:00 am | 9:00 am | Same day |
| 12:00 pm | 10:00 am | Same day |
| 1:00 pm | 11:00 am | Same day |
| 2:00 pm | 12:00 pm | Same day |
| 3:00 pm | 1:00 pm | Same day |
| 4:00 pm | 2:00 pm | Same day |
| 5:00 pm | 3:00 pm | Same day |
| 6:00 pm | 4:00 pm | Same day |
| 7:00 pm | 5:00 pm | Same day |
| 8:00 pm | 6:00 pm | Same day |
| 9:00 pm | 7:00 pm | Same day |
| 10:00 pm | 8:00 pm | Same day |
| 11:00 pm | 9:00 pm | Same day |
Daylight saving time
Ottawa observes daylight saving time; Mexico City does not. The offset between the two zones changes when Ottawa transitions: on Sunday, November 1, 2026, clocks fall back from EDT to EST.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 5:40 AM
- Sunset
- 8:40 PM
- Day length
- 15h 1m
- Sunrise
- 6:11 AM
- Sunset
- 7:16 PM
- Day length
- 13h 5m
Daylight overlap: 12h 29m — 8:11 AM–8:40 PM in Ottawa (6:11 AM–6:40 PM in Mexico City). Both locations are in daylight during this window.
Cities in these zones
Other cities in Eastern Time
Other cities in Central Standard Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Eastern Time
- YTZ
- YYZ
- YHU
- YMX
- YUL
- YND
- YOW
- YRO
Airports in Central Standard Time
- MEX
- NLU
- TLC
- PBC
- QRO
- BJX
- GDL
Related conversions
Common conversions
- What is 9:00 am Ottawa in Mexico City?
- 9:00 am Ottawa is 7:00 am Mexico City.
- What is 12:00 pm Ottawa in Mexico City?
- 12:00 pm Ottawa is 10:00 am Mexico City.
- What is 12:30 pm Ottawa in Mexico City?
- 12:30 pm Ottawa is 10:30 am Mexico City.
- What is 2:00 pm Ottawa in Mexico City?
- 2:00 pm Ottawa is 12:00 pm Mexico City.
- What is 5:00 pm Ottawa in Mexico City?
- 5:00 pm Ottawa is 3:00 pm Mexico City.
- What is 11:30 pm Ottawa in Mexico City?
- 11:30 pm Ottawa is 9:30 pm Mexico City.